A structural shape fabricated from a ferrous or nonferrous material and resembles the following cross-sectional forms: for the letter h, both flanges of the h section are equal or longer than the width measured along the axis of the web; for the letter i, a 16 2/3 percent slope on the inside face of the ferrous type flange, either one or both of the nonferrous type flanges are shorter than the length measured along the axis of the web; for the letters t and z, on nonferrous type, the web is usually at right angles to the flanges. Letter h section may have a maximum of 5 percent slope on the inside face of the flanges.
NSN 6645-01-025-1002
NSN 6620-01-502-1656
NSN 5950-01-394-6085
NSN 6220-01-484-9583
NSN 5960-01-632-6576
NSN 6620-00-296-6762
NSN 6650-01-569-4597
NSN 5975-01-083-9642
NSN 6135-01-400-2947
NSN 5996-01-630-2492
NSN 5930-01-010-2289
NSN 5935-01-019-8925